2 files changed, 6 insertions, 1 deletions

diff --git a/arch/um/include/as-layout.h b/arch/um/include/as-layout.h
index 606bb5c7fdf6..cac542d8ff70 100644
--- a/arch/um/include/as-layout.h
+++ b/arch/um/include/as-layout.h
@@ -57,6 +57,8 @@ extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end;
 extern unsigned long _unprotected_end;
 extern unsigned long brk_start;
 
+extern unsigned long host_task_size;
+
 extern int linux_main(int argc, char **argv);
 
 extern void (*sig_info[])(int, struct uml_pt_regs *);
diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index 0b6b62733303..32c799e3a495 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -295,6 +295,9 @@ extern void maybe_sigio_broken(int fd, int read);
 extern int os_arch_prctl(int pid, int code, unsigned long *addr);
 
 /* tty.c */
-int get_pty(void);
+extern int get_pty(void);
+
+/* sys-$ARCH/task_size.c */
+extern unsigned long os_get_task_size(void);
 
 #endif